diff --git a/src/protocol.ts b/src/protocol.ts
index 292a4a02e3..f6812b49e6 100644
--- a/src/protocol.ts
+++ b/src/protocol.ts
@@ -121,7 +121,7 @@ export default class ProtocolHandler {
     public getProfileFromDeeplink(args: string[]): string | undefined {
         // check if we are passed a profile in the SSO callback url
         const deeplinkUrl = args.find(
-            (arg) => arg.startsWith(`${this.protocol}://`) || arg.startsWith(`${LEGACY_PROTOCOL}://`),
+            (arg) => arg.startsWith(`${this.protocol}:/`) || arg.startsWith(`${LEGACY_PROTOCOL}://`),
         );
         if (deeplinkUrl?.includes(SEARCH_PARAM)) {
             const parsedUrl = new URL(deeplinkUrl);